47905975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{661}}^1$

素因数の和:907

約数の個数: 24

約数和(自身を含む): 64356992

約数和(自身を除く): 16451017

約数列:

[1, 5, 13, 25, 65, 223, 325, 661, 1115, 2899, 3305, 5575, 8593, 14495, 16525, 42965, 72475, 147403, 214825, 737015, 1916239, 3685075, 9581195, 47905975]

約数ペア:

[(1, 47905975), (5, 9581195), (13, 3685075), (25, 1916239), (65, 737015), (223, 214825), (325, 147403), (661, 72475), (1115, 42965), (2899, 16525), (3305, 14495), (5575, 8593)]